Home / 25,285,816.45-34,894,426.75-13,683,379.93

Finding the Fourth Proportional to 25,285,816.45, 34,894,426.75 and 13,683,379.93

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Solution

The fourth proportional to 25,285,816.45, 34,894,426.75 and 13,683,379.93 is: 18,883,064.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,285,816.45 : 34,894,426.75 = 13,683,379.93 : x
  2. Step 2: Convert to fraction form
    25,285,816.45/34,894,426.75 = 13,683,379.93/x
  3. Step 3: Cross multiply
    25,285,816.45x = 34,894,426.75 × 13,683,379.93
  4. Step 4: Simplify right side
    25,285,816.45x = 477,473,698,538,360.62
  5. Step 5: Solve for x
    x = 477,473,698,538,360.62/25,285,816.45
  6. Step 6: Final answer
    x = 18,883,064.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.